How to Containerize Your Python App and Deploy to VPS

The article explains how to containerize a Python app with Docker and build it from a Dockerfile.

Using a simple Flask example, it shows the core steps to package the app so it runs consistently across environments.

It also covers deploying the finished Docker container to a VPS for more portable, reliable production deployment.

Containerization helps reduce environment-specific bugs and makes Python apps easier to deploy, scale, and reproduce.